395799 has 4 divisors (see below), whose sum is σ = 527736. Its totient is φ = 263864.

The previous prime is 395767. The next prime is 395803. The reversal of 395799 is 997593.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 395799 - 2⁵ = 395767 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 395799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65964 + ... + 65969.

It is an arithmetic number, because the mean of its divisors is an integer number (131934).

2³⁹⁵⁷⁹⁹ is an apocalyptic number.

395799 is a deficient number, since it is larger than the sum of its proper divisors (131937).

395799 is a wasteful number, since it uses less digits than its factorization.

395799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131936.

The product of its digits is 76545, while the sum is 42.

The square root of 395799 is about 629.1255836477. The cubic root of 395799 is about 73.4217780438.

The spelling of 395799 in words is "three hundred ninety-five thousand, seven hundred ninety-nine".